novident_tree_view library

Classes

AutomaticNodeIndentation

Widget that applies indentation to tree nodes based on their depth level

ComponentContext

Contextual information container for tree node component construction and configuration.

ContainerBuilder

Represents the NodeContainer into the Tree that contains all its children and can be expanded or closed

DragAndDropDetailsListener

An InheritedWidget that provides drag and drop details state management to descendant widgets.

DraggableConfigurations

DraggableListener

An InheritedWidget that provides drag state management to descendant widgets.

DragListener

A controller class that manages drag-and-drop operations within a tree structure.

IndentConfiguration

Configuration class that defines how tree nodes should be indented

LeafNodeBuilder

Represents the leaf Node into the Tree

ListViewConfigurations

Configuration class for customizing ListView behavior within tree structures.

NodeComponentBuilder

Abstract base class for building and configuring node components in a tree structure.

NodeConfiguration

NodeDragAndDropDetails

Contains all the details necessary to know what is the draggedNode and the targetNode

NodeDraggableBuilder

A widget that wraps either Draggable or LongPressDraggable depending on the value of longPressDelay, with additional tree view capabilities.

NodeDragGestures

Defines all the callback handlers for drag-and-drop operations involving Node objects.

NodeTargetBuilder

NodeTargetBuilder handles drag-and-drop operations for tree nodes

NovDragAndDropDetails<T extends Node>

The details of the drag-and-drop relationship of NodeTargetBuilder and NodeDraggableBuilder.

TreeConfiguration

Central configuration class for tree view behavior and operations

TreeView

A customizable scrollable tree view component with drag-and-drop support

Enums

DragHandlerPosition

Represents where is handled this dragging action

Mixins

DragAndDropMixin

Enables nodes to participate in drag-and-drop operations within the tree

Constants

kLongPressTimeout → const int

Typedefs

AnimatedWidgetBuilder = Widget Function(Animation<double>, Node node, Widget child)

EffectiveDragAnchorStrategy = Offset Function(Draggable<Object> draggable, BuildContext context, Offset? catchedUserCursorOffset, Offset position)

NovOnAcceptOnNode = void Function(NovDragAndDropDetails<Node> details, Node target, NodeContainer? parent)

A callback that handles the acceptance of a dragged node by a target node.

NovOnWillAcceptOnNode = bool Function(NovDragAndDropDetails<Node>? details, DragTargetDetails<Node> dragDetails, Node target, NodeContainer? parent)

A callback that determines whether a dragged node can be accepted by a target node.